Yesterday, Hyundai-digital release another android 4.2 rom for their Hyundai T7 model. We have mirrored the firmware for you guys, you can get the firmware here
After flash this rom, you will find the system is all in chinese again, please don’t worry, here is an easy instruction for teach you how to change it to english again:
and you can see, there are some chinese app built in the system, you can root your hyundai t7 as the following instruction:
and then remove those chinese apps
After play it a bit,i found this Android 4.2 rom is much smoother than the original Android 4.0. but i also find it miss the HDMI OUTPUT setting in the display setting 🙁
Try this rom at your own risk, and report back for any problem you found.